pytorch

8dd67057 - Add RpcAgentTestFixture to extract duplicate code (#29747)

Add RpcAgentTestFixture to extract duplicate code (#29747) Summary: Pull Request resolved: https://github.com/pytorch/pytorch/pull/29747 There are duplicate code for component that rely on RpcAgent. Extract them into a re-usable test fixture class. Test Plan: ### RPC + RRef ``` buck test mode/dev-nosan //caffe2/test:rpc_fork buck test mode/dev-nosan //caffe2/test:rpc_spawn ``` ``` buck test mode/dev-nosan //caffe2/test:rpc_fork_thrift buck test mode/dev-nosan //caffe2/test:rpc_spawn_thrift ``` ### Dist Autograd ``` buck test mode/dev-nosan //caffe2/test:dist_autograd_fork buck test mode/dev-nosan //caffe2/test:dist_autograd_spawn ``` ``` buck test mode/dev-nosan //caffe2/test:dist_autograd_fork_thrift buck test mode/dev-nosan //caffe2/test:dist_autograd_spawn_thrift ``` ### Dist Optimizer ``` buck test mode/dev-nosan //caffe2/test:dist_optimizer_fork buck test mode/dev-nosan //caffe2/test:dist_optimizer_spawn ``` ``` buck test mode/dev-nosan //caffe2/test:dist_optimizer_fork_thrift buck test mode/dev-nosan //caffe2/test:dist_optimizer_spawn_thrift ``` Differential Revision: D5689636 fbshipit-source-id: f35eea1359addaaac9bd8d00d0a5df228a236511